FEESH-WATEK SHEIMP. 



85 



which she carries about with her, and by the move- 

 ment of the false legs that are arranged in double 

 rows on the under surface of the tail, keeps them 

 supplied with fresh streams of water. In process of 

 time, the eggs are hatched ; but very few, in com- 

 parison, reach maturity. Even the mother herself is 

 apt to eat her own young, when they have set them- 



FKESH-WATER SHRIMP. 



selves free from her control. I have known this to 

 take place when we were trying to breed cray-fish in 

 a tank. Only one attained to any size, and even 

 that was not so large as a house-fly when we took it 

 from the water. 



The fresh- water Shrimp may generally be found in 



TADPOLES AND YOONG FROG. 



plenty in any running stream. Its appearance and 



